Pith Number

pith:BN6KZ5Q2

pith:2022:BN6KZ5Q25UXYCI2ERGU3W4ML2P

not attested not anchored not stored refs pending

Sensitive Multi-beam Targeted SETI Observations towards 33 Exoplanet Systems with FAST

Andrew Siemion, Cheng-jin Jin, Cong Liu, Dan Werthime, David P. Anderson, Di Li, Eric Korpela, Hai-Chen Zhao, Hai-Yan Zhang, Hong-Feng Wang, Jeff Cobb, Jian-Chen Zhang, Lei Qian, Peng Jiang, Ran Duan, Shi-Yu Li, Tong-Jie Zhang, Vishal Gajjar, Wen-Fei Liu, Yan Zhu, You-Ling Yue, Zhen-Zhao Tao

arxiv:2208.02421 v4 · 2022-08-04 · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BN6KZ5Q25UXYCI2ERGU3W4ML2P}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T05:02:02.301696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b7cacf61aed2f81234489a9bb718bd3c3c355b3d8be4e37f42b6a657e9d0cd5

Aliases

arxiv: 2208.02421 · arxiv_version: 2208.02421v4 · doi: 10.48550/arxiv.2208.02421 · pith_short_12: BN6KZ5Q25UXY · pith_short_16: BN6KZ5Q25UXYCI2E · pith_short_8: BN6KZ5Q2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BN6KZ5Q25UXYCI2ERGU3W4ML2P \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0b7cacf61aed2f81234489a9bb718bd3c3c355b3d8be4e37f42b6a657e9d0cd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f01516b4af69344a9802e525449559c99df474cec3a1391418d1296ed1536fec",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-08-04T03:13:29Z",
    "title_canon_sha256": "ab6390705c7cb1ad81ebc07ddf396b710bc1d2ec3a6c94572c3affbaff361234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.02421",
    "kind": "arxiv",
    "version": 4
  }
}